Personal mouthpiece



FIG. 1 is a perspective view of a personal mouthpiece. The broken lines showing the loop portion are included for the purpose of illustrating the personal mouthpiece design and form no part of the claimed design; and,

FIG. 2 is an exploded view of the personal mouthpiece of FIG. 1. 

CLAIM The ornamental design for a personal mouthpiece, as shown and described. 